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hhuA

Gene
hhuA
Protein
Hemoglobin-haptoglobin-binding protein A
Organism
Haemophilus influenzae
Length
1046 amino acids
Function
Acts as a receptor for the hemoglobin/haptoglobin complex of the human host and is required for heme uptake. Does not bind hemoglobin alone.
Similarity
Belongs to the TonB-dependent receptor family. Hemoglobin/haptoglobin binding protein subfamily.
Mass
119.296 kDa
Sequence
MTNFRLNLLAYSVMLGLTAGVAYAAQPTNQPTNQPTNQPTNQDGNVSEQLEQINVLGSDNHNDNTPPKIAETIKTAKKPEKEQAQDVKDLVRYETGITVVEAGRFGNSGFAVRGVDENRVAVQIDGLHQAETISSQGFKELFEGYGNFNNTRNTAEIETLKQVTIRKGADSLKSGSGALGGSVSFDTKDARDYLLNKNYYASYKRGYNTADNQNLQTLTLAGRYKYFDAIAVITSRKGHELENYGYKNYNDRIQGREREKADPYRRTQESKLLKFAFQPTENHRLSVVVDLYKQTSKGHDFSYTLKQNTEHMTYDEVELRHTNDKVDRKNLAFTYENFTETPFWDTLKISYSHQKITTTARTDDYCDGNDKCALAGNPLGMKYNQDNQLVGEDGNLAKYKDINTKQTIHEKLPFTKPNEKWRYNRVDWDALKKKYPGVPIYASCIEENNDPSKYCSYDVEIPKKENTFEINGKQYDLLSEADKNVISDEQRLPTNSSYLFSCDGLNCDKDTIQGFEKKGTTVNIPFVVIEKNGKKYAKTEAVANNQLSGPYIFMPSKTGYQTNLWTQRDLTSETKQINLDLTKHLELGKTQHDLSYGGLWSEMEKSMTNISGDSPMNVKWWAQYPHSCDIFLPSSTPNGAPTLNPERTNTLCNNSNVYSFLIPVKTKTGALYFINDFRVNSHIAFNFGYRYDRVKYDPEYIPGKTPKIPDDMVVNLYVKQPTFDDTKVNLPPEELRKKEANAAANIKAIVQPKKFSASSYSVGTTLDPLNWLRLQAKYGKAFRAPTSDEIYFTFLHPDFSIRPNRDLQAETAKTKELALTLHNEIGYVTTSVFDTRYRNFIDLAYKGLYNVQRHSKLTPYHTYQNVNRPNAKVTGWEIAAQISLGKITQFLNGLNLSYKYTYQKGRIDGNIPMNAIQPKTSVYGVSYAHPADKFGLDLYFTHVSAKNAEDTYNMFYKEEGKKDSTIKWRSKSYTTIDLLGYIKPIKNLTLRAGVYNLTNRKYITWDSARSIRPFGTSNMINQKTGEGINRFYAPGRNYRMSVQFEF